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Multiclient Seismic Data | 9 Months Ended
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Sep. 30, 2018
Multiclient Seismic Data [Abstract] |
Multiclient Seismic Data | 6. Multiclient Seismic Data The change in the carrying amount of multiclient seismic data for the nine months ended September 30, 2018 was as follows:
(Stated in millions) |
Balance at December 31, 2017 | $ | 727 |
Capitalized in period |  | 63 |
Charged to expense |  | (151 | )
Balance at September 30, 2018 | $ | 639 |

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- Definition Multiclient seismic data. + References No definition available. + Details
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Namespace Prefix: | slb_
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- Definition Disclosure of the carrying amount of multiclient seismic data based on completed and in-process seismic surveys. + References No definition available. + Details
Name: | slb_MulticlientSeismicDataTextBlock
Namespace Prefix: | slb_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration